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### Challenge (Solve subset sum quickly if P = NP) incorrectly closed as duplicate [duplicate]

My challenge Solve Subset-Sum in polynomial time (...if P = NP) was closed as a duplicate of Golf the Subset-Sum Problem. But the restricted-complexity aspect of my challenge makes it very different. ...
151 views

### Making king-of-the-hill out of old question [duplicate]

In case you're wondering what a king of the hill question is: https://codegolf.stackexchange.com/tags/king-of-the-hill/info The question: If you see an old interesting question, that you think would ...
95 views

### Can I repost a challenge with different rules? [duplicate]

Recently, I posted a code-golf question about number sequences. However, as I was looking through the question later, I thought to myself, "Wouldn't this be good as a fastest-algorithm question?" It's ...
118 views

### What IS a duplicate? [duplicate]

I've seen many challenges get marked as duplicates on this stack. Most I see as fair, some, not so much. What qualifies as a duplicate question? Consider challenges where: Entries from ...
106 views

### What counts as a duplicate on CodeGolf.SE? [duplicate]

Unlike on other Stack Exchange sites, the execution of an idea really makes a difference on this site. My question is, if an idea for a challenge has been used before, does that make any other ...
44 views

### Duplicates with different tag [duplicate]

There's been a couple of instances recently of people taking a question that's just been asked and answered and re-asking the question with a different winning criterion. Can we (or should we) close ...
38 views

### Is it OK to ask a fastest-code version of a code-golf question? [duplicate]

I often would like to ask mathematical coding questions in pairs. The first is a code-golf question. That is what is the shortest code that computes a given function? The other is at the other extreme ...
23 views

### Can I post a challenge that is the same as an existing challenge but with different criteria? [duplicate]

Let's say I find an awesome challenge here, but I can make a different challenge out of it by changing the criteria significantly. Is it poor form to post a new challenge with a completely different ...
333 views

### How could the default close reasons be improved?

One of the more popular suggestions from We're not a Q&A site. But what should be done about it? was to improve the wording of the close reasons or maybe change some of them altogether. We've ...
445 views

### Is fibtraction a dupe?

Recently this question caused a bit of a stir. The admitted goal of the challenge was to replace our old fibonacci question which the op felt was outdated. The question was closed twice by high rep ...
565 views

### Closing old question as duplicate of a new one

What is our policy regarding closing an old challenge as a duplicate of a new one? I know this happens on other sites (at least SO), if the newer question is generally better or usually if it gathers ...
294 views

### Is a popularity contest a duplicate of a code golf (and vice versa)?

I've noticed this happening a few times: A challenge that is very similar to an existing code golf challenge is posted as a popularity contest, or the other way around. There seems to be very little ...
602 views

### Should “Code the Huffman!” remain closed as a duplicate of a very old question?

Tl;dr: I think my question on Huffman coding was wrongly closed as duplicate and should be re-opened. Early this week, I had the idea of posting a challenge based on Huffman coding. I found a very ...